53 results
Hypereosinophilia and Hypereosinophilic Syndrome

 • Secondary Hypereosinophilic Syndrome
 • Clinically Relevant HES Variants
 • When to
Clinically ... Diagnosis and Treatment ... Algorithm Matthew ... Ho, MD PhD @MatthewHoMD ... #HES #Hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Differential Diagnosis Algorithm ... effect following treatment ... Iron deficiency anemia ... #Causes #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... hemolysis, deficiency anemia ... Rebound effect from treatment ... Kawasaki, Nephrotic syndrome ... #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Differential Diagnosis Algorithm ... Megakaryopoiesis • Aplastic Anemia ... Non-lmmune: • HELLP Syndrome ... #Causes #Hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Differential Diagnosis Algorithm ... Myelodysplastic Syndromes ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
- Overview Who ... Clinical Presentation ... and petechiae Causes ... Treatment: ... #oncology #hematology
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
Myelodysplastic Syndrome ... old, ~10,000 new cases ... cytopenias (usually anemia ... only curative treatment ... #hematology #oncology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... ) - HELLP syndrome ... Hemolytic uremic syndrome ... differential #diagnosis #hematology ... #anemia
Iron Deficiency Anemia - Differential Diagnosis Algorithm

Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR

 • Blood loss:
Iron Deficiency Anemia ... Differential Diagnosis Algorithm ... Gastrectomy, WHDA syndrome ... TPN Matthew Ho ... #ferritin #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... Differential Diagnosis Algorithm ... Immune-Mediated • Warm ... immune-complex hemolytic anemia ... #Causes #Hematology